Micro-trenching blade



FIG. 1 is a perspective view of a micro-trenching blade showing our newdesign;

FIG. 2 is an enlarged top plan view thereof showing the position of agroup of cutting elements, the wavy broken lines shown representing thecutaway edges of the enlarged section forming no part of the claimeddesign; and,

FIG. 3 is an enlarged side view thereof showing the position of a groupof cutting elements.

The broken line showing of multiple circular elements and the eightareas around the perimeter of the claim is included for the purpose ofillustrating portions of the micro-trenching blade and forms no part ofthe claimed design.

The ornamental design for a micro-trenching blade, as shown anddescribed.